Answer: B (c is a repeat of b)
Explanation: I HOPE THIS HELP (your pronoun)
He was acquitted of all charges by the senate
A because he was hated by northerners, did not lead the Confederate army, and did not carry out the March to the Sea.
Economic failures and years of warfare, the Chernobyl disaster, perestroika glasnost and Mikhail Gorbachev all of these factors contributed to the collapse of the Soviet Union or USSR in the year 1991. Some of these incidents had a direct impact on the breaking of USSR into several countries, while others had a direct role.